---
type: "Bill"
title: "ZONING-WIND FARMS"
description: "Amends the Counties Code. Provides that a county may establish standards for wind farms and electric-generating wind devices. Provides that a county may regulate zoning with respect to wind farms and electric-generating wind devices. Provides that a municipality may not regulate zoning with respect to wind farms and electric-generating wind devices in a manner that conflicts with an existing county ordinance. Limits the concurrent exercise of home rule powers."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "95th"
identifier: "HB 620"
citation: "Illinois HB 620 (95th)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 34
vote_count: 2
first_action: "2007-02-05"
last_action: "2007-08-16"
source: "openstates"
source_identifier: "ocd-bill/c763caf6-ebcd-44ea-92c5-191219c20063"
source_url: "http://ilga.gov/legislation/BillStatus.asp?DocNum=620&GAID=9&DocTypeID=HB&LegId=27715&SessionID=51&GA=95"
source_hash: "8cc5146e7ef3ea1033d5fc597adb93092d399dbc8b50edfe9df2cdd39bcbac5f"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-il"]
---

# Illinois HB 620 (95th) — ZONING-WIND FARMS

Amends the Counties Code. Provides that a county may establish standards for wind farms and electric-generating wind devices. Provides that a county may regulate zoning with respect to wind farms and electric-generating wind devices. Provides that a municipality may not regulate zoning with respect to wind farms and electric-generating wind devices in a manner that conflicts with an existing county ordinance. Limits the concurrent exercise of home rule powers.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09500HB0620&GA=95&SessionId=51&DocTypeId=HB&LegID=27715&DocNum=620&GAID=9&Session=&print=true)
2. **Engrossed** (committee substitute) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09500HB0620eng&GA=95&SessionId=51&DocTypeId=HB&LegID=27715&DocNum=620&GAID=9&Session=&print=true)
3. **Enrolled** (enrolled) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09500HB0620enr&GA=95&SessionId=51&DocTypeId=HB&LegID=27715&DocNum=620&GAID=9&Session=&print=true)

## Votes

- Third Reading — **115–0** (pass) · lower
- Third Reading — **57–0** (pass) · upper

## Sponsors

- Chapin Rose — primary (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2007-02-05** Filed with the Clerk by Rep. Chapin Rose `filing`
- **2007-02-05** First Reading `reading-1`
- **2007-02-05** Referred to Rules Committee `referral-committee`
- **2007-02-07** Assigned to Local Government Committee `referral-committee`
- **2007-02-22** House Committee Amendment No. 1 Filed with Clerk by Local Government Committee `amendment-introduction`
- **2007-02-22** House Committee Amendment No. 1 Adopted in Local Government Committee; by Voice Vote `amendment-passage`
- **2007-02-22** Remains in Local Government Committee
- **2007-03-14** House Committee Amendment No. 2 Filed with Clerk by Local Government Committee `amendment-introduction`
- **2007-03-14** House Committee Amendment No. 2 Adopted in Local Government Committee; by Voice Vote `amendment-passage`
- **2007-03-14** Do Pass as Amended / Short Debate Local Government Committee; 011-000-000 `committee-passage`
- **2007-03-15** Placed on Calendar 2nd Reading - Short Debate
- **2007-04-25** Second Reading - Short Debate `reading-2`
- **2007-04-25** Placed on Calendar Order of 3rd Reading - Short Debate
- **2007-04-27** Third Reading/Final Action Deadline Extended-9(b) May 3, 2007 `reading-3`
- **2007-05-02** Added Chief Co-Sponsor Rep. Jack D. Franks
- **2007-05-02** Added Chief Co-Sponsor Rep. Linda Chapa LaVia
- **2007-05-02** Third Reading - Short Debate - Passed 115-000-000 `reading-3, passage`
- **2007-05-02** Arrive in Senate `introduction`
- **2007-05-02** Placed on Calendar Order of First Reading May 3, 2007 `reading-1`
- **2007-05-02** Chief Senate Sponsor Sen. Dale A. Righter
- **2007-05-03** First Reading `reading-1`
- **2007-05-03** Referred to Rules `referral-committee`
- **2007-05-03** Assigned to Local Government `referral-committee`
- **2007-05-10** Added as Alternate Chief Co-Sponsor Sen. David Koehler
- **2007-05-15** Do Pass Local Government; 009-000-000 `committee-passage`
- **2007-05-15** Placed on Calendar Order of 2nd Reading May 16, 2007
- **2007-05-16** Second Reading `reading-2`
- **2007-05-16** Placed on Calendar Order of 3rd Reading May 17, 2007
- **2007-05-22** Third Reading - Passed; 057-000-000 `reading-3, passage`
- **2007-05-22** Passed Both Houses
- **2007-06-20** Sent to the Governor `executive-receipt`
- **2007-08-16** Governor Approved `executive-signature`
- **2007-08-16** Effective Date August 16, 2007
- **2007-08-16** Public Act . . . . . . . . . 95-0203 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/c763caf6-ebcd-44ea-92c5-191219c20063`. Confidence: reported (aggregated from official Illinois legislature records).